Identify the cells whose secretion protects the lining of gastro – intestinal tract from various enzymes.

C) Cell theory

(A)Trachieds  Xylem elements are - Trachieds, vessels, xylem fibre and xylem parenchyma 

C) cuboidal epithelial cells

C) 1 – a, 2 – b, 3 – d, 4 – c

(A) Cnidarians

D) cell sap acts as 4 semipermeable membrane.

a. Using HAT medium b. Monoclonal antibody which is used to treat early stages of breast cancer is Herceptin (trastuzumab).  It works by attaching itself to HER2 receptors by blocking them from...

1. Sensory epithelium  2. Glandular epithelium 3. Columnar epithelium  4. Ciliated epithelium  5. Transitional epithelium (Compound epithelium)

Correct Answer - D (d)